STM32 MCUs Products

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STM32F7xx I2C bus frequency too high

Posted on July 21, 2015 at 20:51Hello folks,I am working with an STM32F7 Discovery board which uses an STM32F746NG microcontroller.I would like to use the I2C peripheral without using the STM32Cube HAL, just by directly accessing the registers.I man...

joel23 by Associate II
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  • 2 replies
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DMA on SPI not sure if working !

Posted on July 21, 2015 at 21:24Hi , I'm driving a 1.4'' TFT LCD on STM32F4 Disco , via SPI3 . I wanted to increase the speed of writing to the LCD so I decided to use DMA. The code compiles and work nicely but still too slow and no difference can b...

monta by Associate II
  • 363 Views
  • 1 replies
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STM32F4-Discovery connection problem with STMStudio

Posted on January 05, 2015 at 22:48Hi,I have installed STMstudio 3.3 on win7 x64, and I have installed java x86. (http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html).When I want to run, I select ST-Link SWD,but I get...

zivadin by Associate II
  • 817 Views
  • 4 replies
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Atollic True Studio IDE Version checker

Posted on July 21, 2015 at 11:58Hi people I'm trying to check the atollic Ide version with an assert but I don't know how read the ide version with code. How I can read it? Thanks #atollic #version

carlos23 by Associate
  • 370 Views
  • 1 replies
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STM32L152 Oscillator Circuit

Posted on July 21, 2015 at 14:07We are using the L152 processor in a new design. This is the first time we've used the STM32 family and it is mostly working wonderfully. However, on the three prototypes we have, only one crystal oscillator works rel...

cbolton by Associate
  • 369 Views
  • 1 replies
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ADC Vref stm32f4 disco

Posted on July 21, 2015 at 13:42Hi, I want to know how could I get a range 0-5V in ADC. I know that normally it's from 0-3V. It's enough connecting 5V to Vdd? Thank you

fiulala by Associate II
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  • 3 replies
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Input capture timer - measure frequency

Posted on July 20, 2015 at 16:58 Hi, I had to measure frequency but in a large range of frequency. the target is a STM32L I would like to realize something like : T2 generate a 10hz signal on PA0(using internal clock, and compare/match) ...